2011113320 has 32 divisors (see below), whose sum is σ = 4529135520. Its totient is φ = 803711040.

The previous prime is 2011113317. The next prime is 2011113337. The reversal of 2011113320 is 233111102.

It is a junction number, because it is equal to n+sod(n) for n = 2011113295 and 2011113304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22535 + ... + 67305.

It is an arithmetic number, because the mean of its divisors is an integer number (141535485).

Almost surely, 2^2011113320 is an apocalyptic number.

2011113320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011113320 is an abundant number, since it is smaller than the sum of its proper divisors (2518022200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011113320 is a wasteful number, since it uses less digits than its factorization.

2011113320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45905 (or 45901 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 2011113320 is about 44845.4381180517. The cubic root of 2011113320 is about 1262.2503917212.

Adding to 2011113320 its reverse (233111102), we get a palindrome (2244224422).

The spelling of 2011113320 in words is "two billion, eleven million, one hundred thirteen thousand, three hundred twenty".